Re: [PATCH 2/2] can: flexcan: add transceiver capabilities
From: Dimitri Fedrau
Date: Wed Feb 19 2025 - 05:40:23 EST
Hi Marc,
Am Wed, Feb 19, 2025 at 10:41:24AM +0100 schrieb Marc Kleine-Budde:
> On 11.02.2025 14:12:34, Dimitri Fedrau via B4 Relay wrote:
> > From: Dimitri Fedrau <dimitri.fedrau@xxxxxxxxxxxx>
> >
[...]
> > +
> > if (pdev->dev.of_node) {
> > of_property_read_u32(pdev->dev.of_node,
> > "clock-frequency", &clock_freq);
> > @@ -2173,6 +2185,7 @@ static int flexcan_probe(struct platform_device *pdev)
> > priv->clk_per = clk_per;
> > priv->clk_src = clk_src;
> > priv->reg_xceiver = reg_xceiver;
> > + priv->xceiver = xceiver;
> >
> > if (priv->devtype_data.quirks & FLEXCAN_QUIRK_NR_IRQ_3) {
> > priv->irq_boff = platform_get_irq(pdev, 1);
>
> please also add
> if (xceiver)
> priv->can.bitrate_max = xceiver->attrs.max_link_rate;
>
>
Yes, will add it.
> > diff --git a/drivers/net/can/flexcan/flexcan.h b/drivers/net/can/flexcan/flexcan.h
> > index 4933d8c7439e62b5d6fcc445d88c2b5ccbfa13bb..56be40875eee24aee9297c4bc7c2fc4380e682ff 100644
> > --- a/drivers/net/can/flexcan/flexcan.h
> > +++ b/drivers/net/can/flexcan/flexcan.h
> > @@ -103,6 +103,7 @@ struct flexcan_priv {
> > struct clk *clk_per;
> > struct flexcan_devtype_data devtype_data;
> > struct regulator *reg_xceiver;
> > + struct phy *xceiver;
>
> All other drivers name this variable "transceiver", does it make sense
> to use this name here, too?
>
I have no preference on this, but my intention was to name it xceiver
according to reg_xceiver, so people familiar with the code would know
what it is about. I can change it to transceiver, what do you think ?
Best regards,
Dimitri Fedrau